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The specifications that ensure performance...

Technical data

Formulators
Many parameters and properties must be considered in formulating to meet the DYNAVIS® technology performance standard – including base oil type and quality, and low-temperature requirements. Shear stability requirements are another and primary consideration.
Evonik provides a range of viscosity index improvers (VIIs) with outstanding
shear stability characteristics:
 
 
PSSI US
PSSI KRL
Comments
VISCOPLEX® 8-100
9
19
For Grp I base stocks; with PPD
VISCOPLEX® 8-112
8
16
For Grp II/III base stocks
VISCOPLEX® 8-200
19
39
For Grp I base stocks; with PPD activity
VISCOPLEX® 8-219
16
39
For Grp II/III base stocks
 
PSSI US = Shear stability index according to ASTM D5621 (sonic shear, 40 min.)
PSSI KRL = Shear stability index according to CEC L-45-A-99 (tapered roller bearing, 20 hrs)
Values may vary depending on the formulation
Trust the knowledgeable and experienced DYNAVIS® Technology Team at Evonik for guidance in selecting components and formulating to meet the “gold standard” in hydraulic fluid performance - DYNAVIS®.